IEnumerator CycleSaveFile(string filePath, GetDataCycleHandle handler)
{
using (FileStream file = File.Open(filePath, FileMode.OpenOrCreate, FileAccess.ReadWrite))
{
while (true)
{
if (handler != null)
{
byte[] data = handler();
if (data != null)
{
file.Write(data, 0, data.Length);
file.Flush();
yield return(1);
}
else
{
break;
}
}
else
{
break;
}
}
}
}
/// <summary>
/// 循环写入本地文件
/// </summary>
/// <param name="filePath">文件路径</param>
/// <param name="handler">获取流资源方法</param>
public virtual void WriteCycle(string filePath, GetDataCycleHandle handler)
{
//循环创建好文件夹
string tmpFilePath = RecursiveCheckDir(filePath);
if (string.IsNullOrEmpty(tmpFilePath))
{
throw new FileNotFoundException("文件路径有误---->" + filePath);
}
if (File.Exists(tmpFilePath))
{
File.Delete(tmpFilePath);
}
IEnumerator ienum = CycleSaveFile(filePath, handler);
while (ienum.MoveNext())
{
;
}
}
/// <summary>
/// 循环写入文件
/// </summary>
/// <param name="filePath">文件写入路径</param>
/// <param name="handler">可以持续获取字节流的委托</param>
public void WriteFileCycle(string filePath, GetDataCycleHandle handler)
{
FileHelper fileHelper = new FileHelper();
lock (dic)
{
GET_ID:
fileHelper.Id = Guid.NewGuid().ToString();
if (dic.ContainsKey(fileHelper.Id))
{
goto GET_ID;
}
dic.Add(fileHelper.Id, fileHelper);
}
fileHelper.WriteCycle(filePath, handler);
lock (dic)
{
if (dic.ContainsKey(fileHelper.Id))
{
dic.Remove(fileHelper.Id);
}
}
}
public static void WriteFileCycle(string filePath, GetDataCycleHandle handler)
{
fileMgr.WriteFileCycle(filePath, handler);
}
